There are presently over 30 cloud classifications whereas we used to have a mere 10.
Some new cloud types:
The World Meteorological Association actually says these grid patterns are a new cloud type. They have named these lines in the sky “Homomutatus” has been added to the International Cloud Atlas.
From the Latin homo; meaning man, and mutatus, meaning changed or mutated.
Translation; Man made/mutated
Undulus Asperatus
Shelf Clouds
Mammatus Clouds
Jelly Fish Clouds
Roll Cloud
Lenticular Cloud
Hole Punch Cloud